1. The Marketing Concept: Putting the Theory into Practice;Hooley;European Journal of Marketing,1990
2. The Effect of Market Orientation on Business Profitability;Narver;Marketing Science Institute, Report 89-120,1989
3. Market Orientation: Antecedents and Consequences;Kohli;Marketing Science Institute, Report 92-104,1992
4. The Practice of Management;Druker,1954
5. Making the Marketing Concept Work;Felton;Harvard Business Review,1959